/* conf_post.h --- configure.ac includes this via AH_BOTTOM
-Copyright (C) 1988, 1993-1994, 1999-2002, 2004-2013 Free Software
+Copyright (C) 1988, 1993-1994, 1999-2002, 2004-2014 Free Software
Foundation, Inc.
This file is part of GNU Emacs.
# include config_opsysfile
#endif
+#include <stdbool.h>
+
+/* The pre-C99 <stdbool.h> emulation doesn't work for bool bitfields.
+ Nor does compiling Objective-C with standard GCC. */
+#if __STDC_VERSION__ < 199901 || NS_IMPL_GNUSTEP
+typedef unsigned int bool_bf;
+#else
+typedef bool bool_bf;
+#endif
+
#ifndef WINDOWSNT
/* On AIX 3 this must be included before any other include file. */
#include <alloca.h>
#endif
#endif
+/* When not using Clang, assume its attributes and features are absent. */
#ifndef __has_attribute
-# define __has_attribute(a) 0 /* non-clang */
+# define __has_attribute(a) false
+#endif
+#ifndef __has_feature
+# define __has_feature(a) false
+#endif
+
+/* True if addresses are being sanitized. */
+#if defined __SANITIZE_ADDRESS__ || __has_feature (address_sanitizer)
+# define ADDRESS_SANITIZER true
+#else
+# define ADDRESS_SANITIZER false
#endif
#ifdef DARWIN_OS
#define malloc unexec_malloc
#define realloc unexec_realloc
#define free unexec_free
-/* Don't use posix_memalign because it is not compatible with unexmacosx.c. */
-#undef HAVE_POSIX_MEMALIGN
#endif
/* The following solves the problem that Emacs hangs when evaluating
(make-comint "test0" "/nodir/nofile" nil "") when /nodir/nofile
#ifdef emacs
char *_getpty();
#endif
-
+#define INET6 /* Needed for struct sockaddr_in6. */
+#undef HAVE_GETADDRINFO /* IRIX has getaddrinfo but not struct addrinfo. */
#endif /* IRIX6_5 */
#ifdef MSDOS
#endif
#endif
+#ifdef CYGWIN
+#define SYSTEM_PURESIZE_EXTRA 10000
+#endif
+
#if defined HAVE_NTGUI && !defined DebPrint
# ifdef EMACSDEBUG
extern void _DebPrint (const char *fmt, ...);
#define ATTRIBUTE_CONST _GL_ATTRIBUTE_CONST
+/* Work around GCC bug 59600: when a function is inlined, the inlined
+ code may have its addresses sanitized even if the function has the
+ no_sanitize_address attribute. This bug is present in GCC 4.8.2
+ and clang 3.3, the latest releases as of December 2013, and the
+ only platforms known to support address sanitization. When the bug
+ is fixed the #if can be updated accordingly. */
+#if ADDRESS_SANITIZER
+# define ADDRESS_SANITIZER_WORKAROUND NO_INLINE
+#else
+# define ADDRESS_SANITIZER_WORKAROUND
+#endif
+
+/* Attribute of functions whose code should not have addresses
+ sanitized. */
+
+#if (__has_attribute (no_sanitize_address) \
+ || 4 < __GNUC__ + (8 <= __GNUC_MINOR__))
+# define ATTRIBUTE_NO_SANITIZE_ADDRESS \
+ __attribute__ ((no_sanitize_address)) ADDRESS_SANITIZER_WORKAROUND
+#elif __has_attribute (no_address_safety_analysis)
+# define ATTRIBUTE_NO_SANITIZE_ADDRESS \
+ __attribute__ ((no_address_safety_analysis)) ADDRESS_SANITIZER_WORKAROUND
+#else
+# define ATTRIBUTE_NO_SANITIZE_ADDRESS
+#endif
+
/* Some versions of GNU/Linux define noinline in their headers. */
#ifdef noinline
#undef noinline
[#include any other .h files first.]
...
INLINE_HEADER_BEGIN
- #ifndef FOO_INLINE
- # define FOO_INLINE INLINE
- #endif
...
- FOO_INLINE int
+ INLINE int
incr (int i)
{
return i + 1;
...
INLINE_HEADER_END
- The corresponding foo.c file should do this:
+ For every executable, exactly one file that includes the header
+ should do this:
- #define FOO_INLINE EXTERN_INLINE
+ #define INLINE EXTERN_INLINE
- before including any .h file other than config.h.
- Other .c files should not define FOO_INLINE.
+ before including config.h or any other .h file.
+ Other .c files should not define INLINE.
C99 compilers compile functions like 'incr' as C99-style extern
inline functions. Pre-C99 GCCs do something similar with
GNU-specific keywords. Pre-C99 non-GCC compilers use static
functions, which bloats the code but is good enough. */
-#define INLINE _GL_INLINE
+#ifndef INLINE
+# define INLINE _GL_INLINE
+#endif
#define EXTERN_INLINE _GL_EXTERN_INLINE
#define INLINE_HEADER_BEGIN _GL_INLINE_HEADER_BEGIN
#define INLINE_HEADER_END _GL_INLINE_HEADER_END
#ifdef lint
/* Use CODE only if lint checking is in effect. */
# define IF_LINT(Code) Code
-/* Assume that the expression COND is true. This differs in intent
- from 'assert', as it is a message from the programmer to the compiler. */
-# define lint_assume(cond) ((cond) ? (void) 0 : abort ())
#else
# define IF_LINT(Code) /* empty */
-# define lint_assume(cond) ((void) (0 && (cond)))
#endif
/* conf_post.h ends here */